From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id AFB51385B50F; Thu, 23 Mar 2023 04:16:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org AFB51385B50F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1679544981; bh=xVuSvSiqX3x9NPRRvqhHTarw4jbLbxZ+sGZXxX4vM+w=; h=From:To:Subject:Date:In-Reply-To:References:From; b=qdShHZsfY6LGmBTccMuyeaqgrpoyH2b9hK/lMIwxSAblrdheckXNj0SEw8tNVWG6g 0pkTWX6AGNydLXERN3W6gaanekhzetRRC7y0B9Eda9gxgq78Reqwsp5DB65gi0DNPb i+Js+H50Xn0Dtj2ydAat2O441ZGtJCIrNv1Y/nAo= From: "dizhao at os dot amperecomputing.com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/98350] Reassociation breaks FMA chains Date: Thu, 23 Mar 2023 04:16:21 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: dizhao at os dot amperecomputing.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc attachments.created Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98350 Di Zhao changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dizhao at os dot amperecom= puting.c | |om --- Comment #3 from Di Zhao --- Created attachment 54735 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D54735&action=3Dedit move-FLOAT_MODE_P-ahead-to-insert-more-FMAs=